X-radiograph(s) of "Allegory", active 1488-c.1500

Artist of original: Bartolommeo di Giovanni

X-radiograph(s) of "Richard Middlecott"

X-radiograph(s) of "Eilsha Cooke Sr."

X-radiograph(s) of "Jane Elliot Pepperell"

X-radiograph(s) of "John Locke", died c. 1775

Artist of original: After Jakob Kellner

X-radiograph(s) of "Joseph Dwight", c. 1725 - 1787

Artist of original: Joseph Blackburn

X-radiograph(s) of "Two Girls of Gore Family", 1738 - 1815

Artist of original: John Singleton Copley

Winter in Kragerø, 1863 - 1944

Edvard Munch

X-radiograph(s) of "Mrs. Thomas Boylston", 1738 - 1815

Artist of original: John Singleton Copley

X-radiograph(s) of "Madonna and Child (wrecked)"

X-radiograph(s) of "Mrs. Elisha Cooke Jr.", 1494-1557

Artist of original: Bacchiacca

X-radiograph(s) of "Mrs. Benjamin Carpenter"

Artist of original: John Durand

X-radiograph(s) of "Winslow family", c. 1725 - 1787

Artist of original: Joseph Blackburn

X-radiograph(s) of "Thomas Foxcroft"

Untitled (bleed-through of previous page with color transfer, left page); Untitled (adhered invitation for "Centerbeam" reception and paperclip stains, right page), 1928 - 2014

Otto Piene

Painted canvas fragment , 1905 - 1970

Barnett Newman

Canvas fragment, 1905 - 1970

Barnett Newman

Box

American

X-radiograph(s) of "Man with a Red Beard", 1500/10 - 1575

Artist of original: Corneille de Lyon

X-radiograph(s) of "M. de Neve", 1500/10 - 1575

Artist of original: Corneille de Lyon